Daily and seasonal variations in temperature, annual cycles of precipitation, and larger swings in climate shape adaptations of plants and animals and ... Biology of early Cenozoic primates.

3 min read At the dawn of the Paleogene—the beginning of the Cenozoic era—dinosaurs ... whales in the mid- to late Paleogene. The huge animals evolved from land mammals that took to the ...

In "Prehistoric World: Over 1,200 Incredible Mammals and Discoveries from the Mesozoic and Cenozoic," readers will learn about the warm-blooded animals that rose to prominence once the dinosaurs ...